Piano Chord Inversions: Root, First and Second

Piano chord inversions let you play the same chord with a different chord tone in the bass. Start with C major, identify its lowest note, then use inversions in seventh chords, chord symbols and short progressions. The examples below separate the bass note from the root that names the chord.

What a Piano Chord Inversion Changes

A chord inversion changes the order of a chord's notes so that a note other than the root sits lowest. The chord's name and chord tones stay the same. The bass note changes.

Take C major. Its notes are C, E and G. With C at the bottom, it's in root position. Put E lowest and it's first inversion. Put G lowest and it's second inversion. The chord remains C major in all three cases.

Listen to each position, then try it between two other chords. Its effect depends on the surrounding harmony, bass line, melody and rhythm. A position can be useful for connecting notes without having one fixed mood in every piece.

Here's the useful distinction: the root is the note that names the chord, while the bass note is the lowest pitch you hear. They match in root position. In an inversion, they don't. Listen for the lowest sounding note across both hands, then ask whether it is the root, third or fifth. A right-hand E-G-C shape is first-inversion C major alone, but adding a lower left-hand C makes the whole chord root position.

On the keyboard, you can hear and see the change by moving the bottom note up an octave while keeping the other chord tones close. For C major, the groups from low to high are C-E-G; E-G-C; and G-C-E. Move the lowest note of one shape up an octave to find the next shape.

For a first introduction, see the guide to playing chords on piano. Once you can find a chord's notes, identifying its inversion becomes much easier.

Root Position and the Two Triad Inversions

A triad has a root, third and fifth, as the Open University introduction to triads explains. It has three positions: root position plus two inversions. Root position puts the root lowest. First inversion puts the third lowest. Second inversion puts the fifth lowest.

C major across the keyboard

• Root position: C, E, G. C is lowest.
• First inversion: E, G, C. E is lowest.
• Second inversion: G, C, E. G is lowest.

Think of the notes as a small stack. Keep the chord tones, then move the bottom one up an octave to reveal the next shape. The note names may appear in a new order, but the chord still contains C, E and G.

Minor triads follow the same rule. C minor contains C, E-flat and G. Its root position is C, E-flat, G; first inversion is E-flat, G, C; second inversion is G, C, E-flat. The lowered third gives the chord its minor quality. The inversion only changes which chord tone sits lowest.

For the close-position C major shapes above, try these right-hand fingers from low to high: 1-3-5 in root position, 1-2-5 in first inversion and 1-3-5 in second inversion. For the left hand, try 5 to 3 to 1 in root position and first inversion, then 5 to 2 to 1 in second inversion. Finger numbers start at the thumb and run to the little finger.

These are starting shapes, not a rule to force on every hand. If a black key or a wide stretch makes a fingering awkward, adjust it while keeping the hand relaxed. The aim is a clear sound and a comfortable move to the next chord.

Changing the lowest note gives the triad its root position or an inversion. Play each shape in turn and listen for the different colour.

Chord Compass Academy's Music Theory, Decoded, Edition 2 is a 150-page PDF with exercises and answers.

How Seventh-Chord Inversions Work

A seventh chord has four chord tones, so it has four positions: root position, first inversion, second inversion and third inversion. Each inversion begins with a different chord tone in the bass.

Use G7 as an example. The chord contains G, B, D and F. Put G lowest for root position. Put B lowest for first inversion, D lowest for second inversion, or F lowest for third inversion. You haven't changed the chord's notes. You've changed their order and the sound at the bottom.

That gives you a simple way to read a shape on the keyboard: find the four notes, then check which one is lowest. For close-position examples, read these groups from low to high: G-B-D-F; B-D-F-G; D-F-G-B; and F-G-B-D. Moving the lowest note of each shape up an octave produces the next shape.

Fingerings depend on the hand and the voicing. If you play all four notes in one hand, use a comfortable fingering for that shape and the next chord. If the notes feel cramped, split the chord between both hands. For instance, the left hand can play the bass while the right hand plays the other chord tones.

A voicing is a particular arrangement of chord notes: their spacing, register, order and any doubling. Inversion describes which chord member is in the bass. For example, C-E-G and a more widely spaced C-G-E are both root-position C major if C remains lowest. Likewise, E-G-C and E-C-G are both first inversion. Rearranging upper notes need not change the inversion.

Try G7 with F in the bass, then C major with E in the bass. The symbols are G7/F and C/E. This lets you hear the seventh of G7 move down by a semitone to the third of C major.

How to Read Slash-Chord Symbols

A slash chord has the chord name before the slash and the bass note after it. In C/E, play a C major chord with E as the lowest note. Because E belongs to C major, C/E is the first inversion of that chord.

The same idea gives you C/G for second inversion. The chord is still C major, but G is lowest. You can read the symbol as "C over E" or "C over G". The slash doesn't mean "or"; it points to the note under the chord.

Not every slash chord is an inversion. First ask whether the note after the slash belongs to the chord. If it is a chord tone other than the root, the chord is inverted. If it is the root, the chord is in root position. If it is not a chord tone, the symbol asks for a different bass beneath the chord. That note can give the harmony a different colour without changing the chord name above the slash.

For example, C/D means C major over a D bass. D isn't one of C major's notes, so this isn't a strict inversion. By contrast, G/B uses B, a note already in G major, as the bass. That's first inversion.

When you play a slash chord, make sure the note after the slash is the lowest sound. You might play that bass note with your left hand and the chord with your right. Or you might share the notes between your hands. Either way, check that no other note sits below the named bass.

In Open Music Theory's explanation of slash-chord notation, the chord name comes first and the note after the slash sets the bass. The key is to read both parts: the chord name tells you which harmony to play, while the second note sets the bass.

Chord symbols are handy when you're reading a lead sheet or working from a chord chart. If the symbol says C/E, don't rebuild the chord from scratch. Find C major, place E at the bottom, then listen to how that bass note connects with what comes next.

Why Pianists Use Inversions Between Chords

Choosing nearby chord voicings can reduce hand travel between chords. Inversions give you options, but a written bass line or melody may call for a different arrangement.

Try C, F, G, C using root-position shapes. Then play this right-hand-only sequence: C4-E4-G4; C4-F4-A4; B3-D4-G4; C4-E4-G4. Here C4 is middle C. These are C in root position, F in second inversion, G in first inversion and C in root position. The nearby shapes reduce travel. If you add lower left-hand roots C, F, G and C, the overall chords become root position even though the right-hand shapes stay the same.

Voice leading is the movement of individual musical parts between chords. Small steps and shared notes are useful choices. When two chords share a note, you can often hold it in the same place. Then move the other notes to close neighbours. The change stays clear, but it doesn't have to feel like a jump.

Inversions can also shape the bass line. Say your progression uses C major, G major and A minor. Playing each chord with its root in the bass makes the low notes C, G and A. An inversion gives you another choice for the bass, which can make the movement between chords shorter or create a line that steps towards the next chord.

For example, C, G/B, Am gives the bass line C-B-A. Each bass note belongs to its chord, and the line descends by steps. This illustrates a different purpose from simply keeping one hand in the same place.

Keep the practice small. Play two chords slowly, first in root position. Then change just one chord to an inversion and notice what your hand does. Listen for the shared notes, too. Use a steady pulse at a pace that lets you prepare each change.

The guide to piano intervals explains the distances between notes. Then try another pattern from the guide to piano chord progressions.

There's no single inversion that fits every progression. Choose the shape that lets you play the bass note you want and keeps the other notes comfortable. Then trust your ear to tell you whether the music settles, lifts or keeps moving.

Frequently Asked Questions

What is an inversion on piano?

An inversion is a chord played with a chord tone other than the root as its lowest note. The chord keeps the same notes and name, but its bass note changes. In a C major triad, E at the bottom gives first inversion; G at the bottom gives second inversion.

How many inversions does a triad have?

A triad has two inversions, plus root position. Its third can sit lowest for first inversion, while its fifth can sit lowest for second inversion. A seventh chord has one more chord tone, so it also has a third inversion, with the seventh in the bass.

How do I know if a chord is inverted?

First identify the notes in the chord. Then find the lowest sounding chord note across both hands and compare it with the root. If the root is lowest, the chord is in root position. If another chord tone is lowest, it's an inversion. With a slash symbol, the note after the slash names the bass.

Does an inversion change the chord?

An inversion doesn't change the chord's identity when it only rearranges the existing chord tones. C, E and G still make C major in any order. But a slash chord can name a bass note that isn't part of the chord, such as D beneath C major in C/D.

What is the easiest way to practise chord inversions?

Choose one triad and play it in root position, first inversion and second inversion. Say the lowest note aloud each time, then play the shapes in reverse order. Once each shape feels comfortable, move between two chords and choose the inversion that keeps your hand close.

Choose one chord change

Listen for the bass

Start with C major and identify its bass in each position. Then connect it to one other chord and listen to each part. For a broader theory resource with exercises and answers, explore the two-chapter preview of Music Theory, Decoded, Edition 2.